chuo.com - dns.ninja
chuo.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | chuo.com ⭐ | ||||||
| NS | main.chuo.com | ||||||
| A | 58.188.96.80🇯🇵 eo58.188.0.0/14 OPTAGE Inc. | ||||||
| NS | ns2.eonet.ne.jp ⚠️ Not in zone NS records | ||||||
| A | 2001:ce8:0:1712::1🇯🇵 eo2001:ce8::/32 K-OPTI.COM | ||||||
| PTR | ns2.eonet.ne.jp | ||||||
| A | 61.122.241.180🇯🇵 eo61.122.240.0/20 OPTAGE Inc. | ||||||
| PTR | ns2.eonet.ne.jp | ||||||
| NS | nscache3.eonet.ne.jp ⚠️ Not in parent delegation | ||||||
| A | 2001:ce8:0:1530::1🇯🇵 eo2001:ce8::/32 K-OPTI.COM | ||||||
| PTR | nscache3.eonet.ne.jp | ||||||
| A | 60.56.0.135🇯🇵 eo60.56.0.0/16 OPTAGE Inc. | ||||||
| PTR | nscache3.eonet.ne.jp | ||||||
| MX | main.chuo.com ⭐ | ||||||
| A | 58.188.96.80🇯🇵 eo58.188.0.0/14 OPTAGE Inc. | ||||||
| SOA | chuo.comroot@chuo.com 2018-04-05 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1782554735 | ||||||
NS for
chuo.com |
Subdomains
main.chuo.com |
Same first word
chuo.city |
chuo.net |
chuo.com |
chuo.fm |
chuo.cn |
chuo.org |
chuo.co.tz |
chuo.co.kr |
chuo.net.cn |
chuo.co.jp |
chuo.pro |
chuo.ed.jp |
chuo.tech |
chuo.co.th |
chuo.store |
chuo.me |
chuo.ltd |
chuo.ac.jp |
chuo.co.ke |
chuo.de |
chuo.main.jp |
Similar names
DNS History
5 records (5 active, 0 former)
●NSchuo.com2015-08-14 → 2026-06-27 · 2 obs
● 2026-06-27 10:27:06
●NSmain.chuo.com2015-08-14 → 2026-06-27 · 2 obs
● 2026-06-27 10:27:06
●NSns2.eonet.ne.jp2026-03-09 → 2026-06-27 · 3 obs
● 2026-03-09 14:06:02
● 2026-06-27 10:27:06
●NSnscache3.eonet.ne.jp2015-08-14 → 2026-06-27 · 2 obs
● 2026-06-27 10:27:06
●MXmain.chuo.com2015-08-14 → 2026-06-27 · 2 obs
● 2026-06-27 10:27:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| chuo.com | main.chuo.com, ns2.eonet.ne.jp | 1 record |
✅ Authoritative Response
Server:61.122.241.180
NS records: main.chuo.com, ns2.eonet.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for chuo.com (unsigned zone)
⏱️ Timing
Total: 1010ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | main.chuo.com, nscache3.eonet.ne.jp |
| MX | 1 | main.chuo.com (pri: 10) |
| SOA | 1 | chuo.com root.chuo.com |
📌 Glue Records Collected
Total: 1
In-bailiwick: 1 (main.chuo.com)
Analysis
Hierarchy
chuo.com is the parent zone for main.chuo.com.
Name Server Role
chuo.com acts as a name server for chuo.com, meaning it is self-referentially delegated.
chuo.com is commonly paired with main.chuo.com, ns2.eonet.ne.jp and nscache3.eonet.ne.jp to act as name servers.
Name Servers
chuo.com uses four authoritative name servers: chuo.com, main.chuo.com, ns2.eonet.ne.jp and nscache3.eonet.ne.jp.
chuo.com partially shares its NS delegation with several other domains, including sekisui-lease.co.jp, oiu.ac.jp, kyotokacho-u.ac.jp and two others.
In DNS configurations, these name servers often share authority with ns1.k-square.jp, dns01.arcadia.co.jp, ns.dsnet.jp and 7 other name servers.
Hostnames that resolve to two IP addresses:
ns2.eonet.ne.jp resolves to 61.122.241.180 and 2001:ce8:0:1712::1.
nscache3.eonet.ne.jp resolves to 60.56.0.135 and 2001:ce8:0:1530::1.
Hosts with just one IP address:
main.chuo.com resolves to 58.188.96.80.
Mail Servers
Mail for chuo.com is handled by a single mail server, main.chuo.com.